<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="年级" prop="year">
        <el-select v-model="queryParams.year" clearable placeholder="请选择" size="small">
          <el-option
            v-for="item in yearList"
            :key="item.value"
            :label="item.label"
            :value="item.value"
            size="small"
            @keyup.enter.native="handleQuery">
          </el-option>
        </el-select>
      </el-form-item>
      <el-form-item label="所属专业" prop="specId">
        <el-select v-model="queryParams.specId" clearable placeholder="请选择专业">
          <el-option
            v-for="item in specialtyList"
            :key="item.id"
            :label="item.title"
            :value="item.id"
            size="small"
            @keyup.enter.native="handleQuery">
          </el-option>
        </el-select>
      </el-form-item>

      <el-form-item label="班级代码" prop="code">
        <el-input
          v-model="queryParams.code"
          placeholder="请输入班级代码"
          clearable
          size="small"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="班级名称" prop="title">
        <el-input
          v-model="queryParams.title"
          placeholder="请输入班级名称"
          clearable
          size="small"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="状态" prop="status">
        <el-select v-model="queryParams.status" placeholder="请选择状态" clearable size="small">
          <el-option
            v-for="dict in statusOptions"
            :key="dict.dictValue"
            :label="dict.dictLabel"
            :value="dict.dictValue"
          />
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="cyan" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['base:clazz:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          icon="el-icon-finished"
          size="mini"
          :disabled="multiple"
          @click="handleGraduation"
          v-hasPermi="['base:clazz:graduation']"
        >设置毕业</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          icon="el-icon-circle-check"
          size="mini"
          :disabled="multiple"
          @click="handleEnable"
          v-hasPermi="['base:clazz:enable']"
        >启用</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          icon="el-icon-circle-close"
          size="mini"
          :disabled="multiple"
          @click="handleDisable"
          v-hasPermi="['base:clazz:disable']"
        >禁用</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="info"
          icon="el-icon-upload2"
          size="mini"
          @click="handleImport"
          v-hasPermi="['base:clazz:import']"
        >导入</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="info"
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['base:clazz:export']"
        >导出</el-button>
      </el-col>
	  <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="clazzList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="年级" align="center" prop="year" />
      <el-table-column label="所属专业" align="center" prop="specName" />
      <el-table-column label="班级代码" align="center" prop="code" />
      <el-table-column label="班级名称" align="center" prop="title" />
      <el-table-column label="学制" align="center" prop="period" />
      <el-table-column label="建班日期" align="center" prop="startDate" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.startDate, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="班主任" align="center" prop="masterUserName" />
      <el-table-column label="固定教室" align="center" prop="roomName" />
      <el-table-column label="状态" align="center" prop="status" :formatter="statusFormat" />
      <el-table-column label="毕业日期" align="center" prop="endDate" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.endDate, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['base:clazz:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['base:clazz:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改班级对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="年级" prop="year">
          <el-select v-model="form.year" clearable placeholder="请选择">
            <el-option
              v-for="item in yearList"
              :key="item.value"
              :label="item.label"
              :value="item.value"
              size="small">
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="所属专业" prop="specId">
          <el-select v-model="form.specId" clearable placeholder="请选择专业">
            <el-option
              v-for="item in specialtyList"
              :key="item.id"
              :label="item.title"
              :value="item.id"
              size="small">
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="班级代码" prop="code">
          <el-input v-model="form.code" placeholder="请输入班级代码" />
        </el-form-item>
        <el-form-item label="班级名称" prop="title">
          <el-input v-model="form.title" placeholder="请输入班级名称" />
        </el-form-item>
        <el-form-item label="学制" prop="period">
          <el-input-number v-model="form.period" controls-position="right" :min="1" :max="5" placeholder="请输入学制"/>
        </el-form-item>
        <el-form-item label="建班日期" prop="startDate">
          <el-date-picker clearable size="small" style="width: 200px"
            v-model="form.startDate"
            type="date"
            value-format="yyyy-MM-dd"
            placeholder="选择建班日期">
          </el-date-picker>
        </el-form-item>
        <el-form-item label="毕业日期" prop="endDate">
          <el-date-picker clearable size="small" style="width: 200px"
            v-model="form.endDate"
            type="date"
            value-format="yyyy-MM-dd"
            placeholder="选择毕业日期">
          </el-date-picker>
        </el-form-item>
        <el-form-item label="班主任" prop="masterUser">
          <el-select v-model="form.masterUser" filterable placeholder="请入姓名选择">
            <el-option
              v-for="item in teacherList"
              :key="item.userId"
              :label="item.name"
              :value="item.userId">
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="固定教室" prop="roomId">
          <el-select v-model="form.roomId" filterable placeholder="请入关键字选择">
            <el-option
              v-for="item in roomList"
              :key="item.id"
              :label="item.title"
              :value="item.id">
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="状态">
          <el-radio-group v-model="form.status">
            <el-radio
              v-for="dict in statusOptions"
              :key="dict.dictValue"
              :label="dict.dictValue"
            >{{dict.dictLabel}}</el-radio>
          </el-radio-group>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>

    <!-- 导入对话框 -->
    <el-dialog :title="upload.title" :visible.sync="upload.open" width="400px" append-to-body>
      <el-upload
        ref="upload"
        :limit="1"
        accept=".xlsx, .xls"
        :headers="upload.headers"
        :action="upload.url + '?updateSupport=' + upload.updateSupport"
        :disabled="upload.isUploading"
        :on-progress="handleFileUploadProgress"
        :on-success="handleFileSuccess"
        :auto-upload="false"
        drag
      >
        <i class="el-icon-upload"></i>
        <div class="el-upload__text">
          将文件拖到此处，或
          <em>点击上传</em>
        </div>
        <div class="el-upload__tip" slot="tip">
          <el-checkbox v-model="upload.updateSupport" />是否更新已经存在的行政班数据
          <el-link type="info" style="font-size:12px" @click="importTemplate">下载模板</el-link>
        </div>
        <div class="el-upload__tip" style="color:red" slot="tip">提示：仅允许导入“xls”或“xlsx”格式文件！</div>
      </el-upload>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitFileForm">确 定</el-button>
        <el-button @click="upload.open = false">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listClazz, getClazz, delClazz, disableClazz, enableClazz, graduationClazz, addClazz, updateClazz, exportClazz, importTemplate } from "@/api/base/clazz";
import { selectSpecialty} from "@/api/base/specialty";
import { listTeacher} from "@/api/base/teacher";
import { selectRoom} from "@/api/base/room";
import { getToken } from "@/utils/auth";

export default {
  name: "Clazz",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 班级表格数据
      clazzList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      //起始年
      yearList:[],
      // 专业表格数据
      specialtyList: [],
      // 用户数据
      teacherList: [],
      // 教室数据
      roomList: [],
      // 状态字典
      statusOptions: [],
      // 导入参数
      upload: {
        // 是否显示弹出层
        open: false,
        // 弹出层标题
        title: "",
        // 是否禁用上传
        isUploading: false,
        // 是否更新已经存在的数据
        updateSupport: 0,
        // 设置上传的请求头部
        headers: { Authorization: "Bearer " + getToken() },
        // 上传的地址
        url: process.env.VUE_APP_BASE_API + "/base/clazz/importData"
      },
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        specId: null,
        year: null,
        code: null,
        period: null,
        title: null,
        status: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        specId: [
          { required: true, message: "所属专业不能为空", trigger: "blur" }
        ],
        year: [
          { required: true, message: "年级不能为空", trigger: "blur" }
        ],
        code: [
          { required: true, message: "班级代码不能为空", trigger: "blur" }
        ],
        period: [
          { required: true, message: "学制不能为空", trigger: "blur" }
        ],
        title: [
          { required: true, message: "班级名称不能为空", trigger: "blur" }
        ],
        roomId: [
          { required: true, message: "班级教室不能为空", trigger: "blur" }
        ],
        masterUser: [
          { required: true, message: "班主任不能为空", trigger: "blur" }
        ],
      }
    };
  },
  created() {
    this.getList();
    this.getDicts("common_status").then(response => {
      this.statusOptions = response.data;
    });
    this.getConfigKey("sys.time.start").then(response => {
      var st = parseInt(response.msg);
      var dt = new Date();
      while(st<=dt.getFullYear()+1){
        this.yearList.push({value: st,label: st});
        st ++;
      }
    });
    selectSpecialty({status:'1'}).then(response => {
      this.specialtyList = response.rows;
    });
    selectRoom({status:'1',type:'1'}).then(response => {
      this.roomList = response.rows;
    });
    listTeacher({status:'1'}).then(response => {
      this.teacherList = response.rows;
    });
  },
  methods: {
    /** 查询班级列表 */
    getList() {
      this.loading = true;
      listClazz(this.queryParams).then(response => {
        this.clazzList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 状态字典翻译
    statusFormat(row, column) {
      return this.selectDictLabel(this.statusOptions, row.status);
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        specId: null,
        year: null,
        code: null,
        period: 3,
        title: null,
        startDate: null,
        endDate: null,
        masterUser: null,
        roomId: null,
        status: "1",
        createBy: null,
        createTime: null,
        updateBy: null,
        updateTime: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加班级";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getClazz(id).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改班级";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updateClazz(this.form).then(response => {
              this.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addClazz(this.form).then(response => {
              this.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$confirm('是否确认删除选中班级?', "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }).then(function() {
          return delClazz(ids);
        }).then(() => {
          this.getList();
          this.msgSuccess("删除成功");
        })
    },
    /**
     * 批量毕业
     */
    handleGraduation(row){
      const ids = row.id || this.ids;
      this.$confirm('是否确认设置选中班级为毕业状态?', "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }).then(function() {
          return graduationClazz(ids);
        }).then(() => {
          this.getList();
          this.msgSuccess("删除成功");
        })
    },
    /** 启用按钮操作 */
    handleEnable(row) {
      const ids = row.id || this.ids;
      this.$confirm('是否确认启用选中的班级数据？', "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }).then(function() {
          return enableClazz(ids);
        }).then(() => {
          this.getList();
          this.msgSuccess("删除成功");
        })
    },
    /** 禁用按钮操作 */
    handleDisable(row) {
      const ids = row.id || this.ids;
      this.$confirm('是否确认禁用选中的班级数据？', "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }).then(function() {
          return disableClazz(ids);
        }).then(() => {
          this.getList();
          this.msgSuccess("删除成功");
        })
    },
    /** 导出按钮操作 */
    handleExport() {
      const queryParams = this.queryParams;
      this.$confirm('是否确认导出所有班级数据项?', "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }).then(function() {
          return exportClazz(queryParams);
        }).then(response => {
          this.download(response.msg);
        })
    },
    /** 导入按钮操作 */
    handleImport() {
      this.upload.title = "行政班导入";
      this.upload.open = true;
    },
    /** 下载模板操作 */
    importTemplate() {
      importTemplate().then(response => {
        this.download(response.msg);
      });
    },
    // 文件上传中处理
    handleFileUploadProgress(event, file, fileList) {
      this.upload.isUploading = true;
    },
    // 文件上传成功处理
    handleFileSuccess(response, file, fileList) {
      this.upload.open = false;
      this.upload.isUploading = false;
      this.$refs.upload.clearFiles();
      this.$alert(response.msg, "导入结果", { dangerouslyUseHTMLString: true });
      this.getList();
    },
    // 提交上传文件
    submitFileForm() {
      this.$refs.upload.submit();
    }
  }
};
</script>
